宝钢Mn13 1 20Cr1Mo1VNbTiB 1 25Cr2MoV 1 <图片1> 1 32CrNi2MoVA 1 30CrNi3MoV 1 GJB 1 675 1 40CrNi2Si2MoVA 1 2Cr18Ni8W2 1
宝钢Mn13 1 20Cr1Mo1VNbTiB 1 25Cr2MoV 1 <图片1> 1 32CrNi2MoVA 1 30CrNi3MoV 1 GJB 1 675 1 40CrNi2Si2MoVA 1 2Cr18Ni8W2 1
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